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Lactic Acid and Guanine

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Identification
Molecular formula
C3H6O3; C5H5N5O
CAS number
50-21-5; 73-40-5
IUPAC name
2-hydroxypropanoic acid;7H-purine-2,6-diamine
State
State

Lactic Acid: Liquid at room temperature.

Guanine: Solid at room temperature.

Melting point (Celsius)
16.80
Melting point (Kelvin)
289.95
Boiling point (Celsius)
122.00
Boiling point (Kelvin)
395.15
General information
Molecular weight
379.35g/mol
Molar mass
379.3480g/mol
Density
1.2090g/cm3
Appearence

Lactic Acid:

Lactic acid appears as a colorless or yellowish, nearly odorless, syrupy liquid with a sweetish taste.

Guanine:

Guanine is a white amorphous crystalline powder. It may exhibit a slight sheen resembling that of powdered fish scales.

Comment on solubility

Solubility Characteristics

When examining the solubility of 2-hydroxypropanoic acid (often known as lactic acid) and 7H-purine-2,6-diamine (also known as adenine), several intriguing properties emerge.

2-Hydroxypropanoic Acid (Lactic Acid)

2-hydroxypropanoic acid is known for its good solubility in water, which can be attributed to:

  • Hydrophilic nature: The presence of the hydroxyl group (-OH) allows for strong hydrogen bonding with water molecules.
  • Acidic properties: As a carboxylic acid, it can donate protons, further enhancing its interaction with polar solvents.
  • Temperature dependency: Its solubility increases with temperature, making it more soluble in warm water.

7H-Purine-2,6-Diamine (Adenine)

On the other hand, the solubility of 7H-purine-2,6-diamine can be described as follows:

  • Limited water solubility: Although adenine is considered soluble in water, its solubility is considerably lower compared to lactic acid.
  • Influence of pH: The solubility can vary depending on the pH of the solution; adenine is more soluble in acidic conditions.
  • Solvent dependency: Adenine is also soluble in other polar solvents, but less so in non-polar solvents.

In summary, while 2-hydroxypropanoic acid demonstrates high water solubility due to its functional groups, 7H-purine-2,6-diamine shows a more variable solubility profile influenced by environmental factors such as pH and solvent choice. Understanding this solubility behavior is crucial for applications in biochemistry and pharmaceuticals.

Interesting facts

Interesting Facts about 2-Hydroxypropanoic Acid & 7H-Purine-2,6-Diamine

In the world of chemistry, certain compounds stand out due to their unique structures and versatile applications. Two such compounds are 2-hydroxypropanoic acid (commonly known as lactic acid) and 7H-purine-2,6-diamine (also known as adenine). These substances not only serve fundamental biological roles but also have intriguing characteristics worth exploring.

2-Hydroxypropanoic Acid

  • Biological Significance: Lactic acid is crucial in the metabolic process, particularly in anaerobic respiration. It enables organisms to produce energy when oxygen levels are low.
  • Food Industry Usage: Widely used as a food preservative and flavor enhancer, lactic acid contributes to the sour taste of fermented foods like yogurt and sauerkraut.
  • Exercise Connection: During intense exercise, lactic acid accumulates in muscles, leading to the sensation of fatigue. However, it also plays a role in signaling muscle adaptations.

7H-Purine-2,6-Diamine

  • Nucleobase Role: Adenine is one of the four nucleobases in DNA and RNA, playing a vital role in the storage and transfer of genetic information.
  • Energy Currency: It forms part of adenosine triphosphate (ATP), the molecule that provides energy for numerous cellular processes.
  • Cell Signaling: Adenine is involved in cell signaling pathways, influencing various biological functions and processes.

Both compounds showcase the incredible diversity and complexity of chemical substances. While 2-hydroxypropanoic acid is integral to metabolic processes and food science, 7H-purine-2,6-diamine is essential for life at the molecular level. Their roles underscore the interconnectedness of chemistry and biology, reminding us of the elegant mechanisms that sustain life.

Synonyms
2,6-DIAMINOPURINE LACTATE
22194-11-2
BL9H86X8PU
UNII-BL9H86X8PU
DTXSID20274903
1H-Purine-2,6-diamine, mono(2-hydroxypropanoate)
RefChem:83121
DTXCID50226354
9H-Purine-2,6-diamine 2-hydroxypropanoate
2-hydroxypropanoic acid; 9H-purine-2,6-diamine
9H-Purine-2,6-diamine2-hydroxypropanoate